CN103058673A - Slag trough casting material regenerated by used refractory material - Google Patents
Slag trough casting material regenerated by used refractory material Download PDFInfo
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- CN103058673A CN103058673A CN2012100946635A CN201210094663A CN103058673A CN 103058673 A CN103058673 A CN 103058673A CN 2012100946635 A CN2012100946635 A CN 2012100946635A CN 201210094663 A CN201210094663 A CN 201210094663A CN 103058673 A CN103058673 A CN 103058673A
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- slag runner
- rear anti
- slag
- mould material
- regeneration
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Abstract
The invention discloses a slag trough casting material regenerated by a used refractory material. The slag trough casting material comprises the following components in percentage by mass: 50-65% of main trough material of used particle size, 15-20% of corundum, 16-28% of adhesive, 2.2-4% of reinforcing agent and the balance of other unavoidable impurities. According to the slag trough casting material disclosed by the invention, the recycling of the used refractory material of the main trough is realized. According to the slag trough casting material regenerated by the used refractory material, by utilizing the waste material of the main trough as the slag trough casting material, the recycling of the waste material of the main trough is realized, the production construction cost of the slag trough is reduced, and the production construction cost of an iron and steel enterprise is reduced.
Description
Technical field
The present invention relates to a kind of unshape refractory, particularly the slag runner mould material of the rear anti-material regeneration of a kind of usefulness.
Background technology
Utilizing discarded blast furnace main channel material to make the regenerated castable material can reduce production costs effectively, increases the recycle degree of refractory material resources, reduces the wasting of resources.Worldwide seek today that resource rationally takes full advantage of, recycle Hong Kong material just seems particularly important.The patent No. be 200610028473.8 " a kind of low-cost durable blast furnace main channel material " disclose a kind of take with rear discarded main channel material as main raw material, and be aided with the technical scheme that alumina powder, ultrafine silica powder, pitch, pure calcium aluminate cement and dispersion agent come production and construction tap drain iron wire, slag runner and iron runner.It is comparatively serious to use the pitch environmental pollution in this programme.And the patent No. that to be 200910063362.4 " a kind of regenerated castable material that utilizes discarded blast furnace main channel material to make " disclose is a kind of with take corundum, alumina as main raw material, and be equipped with discarded main channel material powder, silicon carbide, Pure Silicon Metal, comprise the technical scheme of asphalt powder auxiliary binder, aluminum oxide or silica powder and aluminous cement, this programme cost is high, equally also contains the larger bituminous material of environmental pollution.Although such two kinds of technical schemes itself have realized the recycling of material, reduce cost, contain in the technical scheme environment and the larger material of personnel's harm.
Summary of the invention
For addressing the above problem, the invention discloses the slag runner mould material of the rear anti-material regeneration of a kind of usefulness, by utilizing the tap drain dead meal as the slag runner mould material, realized the cycling and reutilization of tap drain waste material, reduced the production and construction cost of slag runner.
The slag runner mould material of the rear anti-material regeneration of usefulness disclosed by the invention, its component and mass percent are: granularity is with rear main channel material 50-65%; Corundum 15-20%; Tackiness agent 16-28%; Toughener: 2.2-4%; Surplus is other inevitable impurity.The slag runner mould material of the rear anti-material regeneration of usefulness disclosed by the invention by utilizing the tap drain dead meal as the slag runner mould material, has realized the cycling and reutilization of tap drain waste material, reduced the production and construction cost of slag runner, the on-the-spot ability of simultaneous adaptation is strong, and antioxidant property is good, erosion-resisting characteristics is strong, and is safe.
A kind of improvement of the slag runner mould material of the rear anti-material regeneration of usefulness disclosed by the invention, tackiness agent is ultra-fine alumina powder or silicon oxide ultrafine powder or aluminate cement or the two or more mixture of arbitrary proportion.This improvement is tackiness agent by adopting ultra-fine alumina powder or silicon oxide ultrafine powder or aluminate cement or its any mixture, cost is low, raw material sources are extensive, effectively reduced slag runner production and construction cost, simultaneously environmental pollution is low, is conducive to simultaneously guarantee that producers' is healthy.
Another improvement of the slag runner mould material of the rear anti-material regeneration of usefulness disclosed by the invention, tackiness agent consists of ultra-fine alumina powder 5-10%; Silicon oxide ultrafine powder 5-10%; Aluminous cement 6-8%.It is effective that this improves disclosed polymer adhesive, and cost is low, raw material sources are extensive, effectively reduced slag runner production and construction cost, and simultaneously environmental pollution is low, is conducive to simultaneously guarantee that producers' is healthy.
Another of the slag runner mould material of the rear anti-material regeneration of usefulness disclosed by the invention improved, and toughener is both mixtures of organic fibre or Stainless Steel Fibre or arbitrary proportion.It is toughener that organic fibre or Stainless Steel Fibre are adopted in this improvement, has effectively improved the cast intensity of mould material, has increased whole resistance to impact shock and the rigidity of the slag runner of casting complete, has improved the security that slag runner uses.
Another of the slag runner mould material of the rear anti-material regeneration of usefulness disclosed by the invention improved, and organic fibre is for adopting the organic fibre of liming immersion treatment.This improvement adopts liming immersed with organic fiber, erosion resistance and the oxidation-resistance of organic fibre have been improved, prolong life-span and the intensity of the organic fibre of the filling in the cast slag runner, thereby intensity and the work-ing life of effectively having improved slag runner have guaranteed safety in utilization.
Another of the slag runner mould material of the rear anti-material regeneration of usefulness disclosed by the invention improved, and the component of toughener is organic fibre 0.2-1.0%; Stainless Steel Fibre 2-3%.This improves disclosed toughener combination, and material source is extensive, and is with low cost, has also effectively improved simultaneously quality and the safety in utilization of slag runner after the cast, has reduced the production maintenance cost, has improved production efficiency.
The slag runner mould material of the rear anti-material regeneration of usefulness disclosed by the invention by utilizing the tap drain dead meal as the slag runner mould material, has realized the cycling and reutilization of tap drain waste material, reduced the production and construction cost of slag runner, the on-the-spot ability of simultaneous adaptation is strong, and antioxidant property is good, erosion-resisting characteristics is strong, and is safe.And be aided with tackiness agent and the toughener of wide material sources, draw materials conveniently, with low cost, when realizing improving cast slag runner quality, production cost and later maintenance cost have also effectively been reduced, also improve simultaneously the security in the steel manufacture process, reduced pollution, also reduced simultaneously the injury to producers' health.
Description of drawings
The rear preparation flow of anti-material figure of usefulness of the slag runner mould material of Fig. 1, the rear anti-material regeneration of usefulness disclosed by the invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the present invention, should understand following embodiment and only be used for explanation the present invention and be not used in and limit the scope of the invention.
The slag runner mould material of the rear anti-material regeneration of usefulness disclosed by the invention, its component and mass percent are: granularity is with rear main channel material 50-65%; Corundum 15-20%; Tackiness agent 16-28%; Toughener: 2.2-4%; Surplus is other inevitable impurity.The slag runner mould material of the rear anti-material regeneration of usefulness disclosed by the invention by utilizing the tap drain dead meal as the slag runner mould material, has realized the cycling and reutilization of tap drain waste material, reduced the production and construction cost of slag runner, the on-the-spot ability of simultaneous adaptation is strong, and antioxidant property is good, erosion-resisting characteristics is strong, and is safe.
As a kind of preferred, tackiness agent is ultra-fine alumina powder or silicon oxide ultrafine powder or aluminate cement or the two or more mixture of arbitrary proportion.Be tackiness agent by adopting ultra-fine alumina powder or silicon oxide ultrafine powder or aluminate cement or its any mixture, cost is low, raw material sources are extensive, effectively reduced slag runner production and construction cost, simultaneously environmental pollution is low, is conducive to simultaneously guarantee that producers' is healthy.
As a kind of preferred, tackiness agent consists of ultra-fine alumina powder 5-10%; Silicon oxide ultrafine powder 5-10%; Aluminous cement 6-8%.Effective by disclosed polymer adhesive, cost is low, raw material sources are extensive, has effectively reduced slag runner production and construction cost, and simultaneously environmental pollution is low, is conducive to simultaneously guarantee that producers' is healthy.
As a kind of preferred, toughener is both mixtures of organic fibre or Stainless Steel Fibre or arbitrary proportion.Adopting organic fibre or Stainless Steel Fibre is toughener, has effectively improved the cast intensity of mould material, has increased whole resistance to impact shock and the rigidity of the slag runner of casting complete, has improved the security that slag runner uses.
As a kind of preferred, organic fibre is for adopting the organic fibre of liming immersion treatment.Adopt liming immersed with organic fiber, improved erosion resistance and the oxidation-resistance of organic fibre, prolonged life-span and the intensity of the organic fibre of the filling in the cast slag runner, thereby intensity and the work-ing life of effectively having improved slag runner have guaranteed safety in utilization.
As a kind of preferred, the component of toughener is organic fibre 0.2-1.0%; Stainless Steel Fibre 2-3%.By disclosed toughener combination, material source is extensive, and is with low cost, also effectively improved simultaneously quality and the safety in utilization of slag runner after the cast, reduced the production maintenance cost, improved production efficiency.
The treating processes of used main trough castables is seen Fig. 1, and with the slag runner mould material of rear anti-material regeneration, the weight percent of its chemical composition is: Al
2O
3: 30 ~ 35%; SiO
2:35 ~ 45%; CaO5 ~ 10%; SiC15 ~ 20%; Fe2O3:1 ~ 2% is made of the used main trough castables of processing, corundum, ultra-fine alumina powder, silicon oxide ultrafine powder, pure calcium aluminate cement, organic fibre, Stainless Steel Fibre.
The material of mould material will contain a certain amount of Al
2O
3, Al in the material
2O
3Too high levels can be unfavorable for greatly volume stability and thermal shock resistance owing to the thermal expansion of aluminum oxide, crosses the low erosion that then is unfavorable for molten iron, so with Al
2O
3Content is controlled at 30-35%.The combination of mould material is with Hydraulic binding and Coagulating binding and usefulness, and the former is realized that by pure calcium aluminate cement it is necessary for the high blank strength of assurance, but is unfavorable for the maintenance of the anti-cracking property of mould material and the rear intensity of being heated; The latter is produced by silicon oxide ultrafine powder, ultra-fine alumina powder, is conducive to the hot strength under anti-cracking property raising and the use temperature, thereby guarantees wear resistance.The effect of ultrafine powder also is to improve fillibility, reduces amount of water, improves liquidity and promotes development low, medium temperature intensity.Because this mould material compact high-strength, the rear inner meeting of being heated produces very high vapour pressure, as can not get timely release, can produce explosion.Add organic material that burns mistake that can under high-temperature not, produce capillary channel for this reason, added organic fibre in this mould material.The introducing of oxidation-resistant heat-resistant steel fiber is in order to make mould material have the ability of opposing mechanical stress and thermal stress damage in the life-time service process, to improve macroscopical toughness of mould material.
Shown in table one and table two, the slag runner mould material of the rear anti-material regeneration of usefulness disclosed by the invention, the mass percent of the material of respectively filling a prescription in the table one, surplus is inevitable impurity.Table two is the mass percent of each component, and surplus is inevitable impurity.
The slag runner mould material proportioning table of the rear anti-material regeneration of table one usefulness disclosed by the invention
The slag runner mould material component table of the rear anti-material regeneration of table two usefulness disclosed by the invention
Mould material according to embodiment 1 to 5 proportioning has good workability, shows as good flowability and suitable setting and harden time, and guarantees that baking or first operation do not burst after being heated, and satisfy the blast furnace residue channel service requirements.
The slag runner mould material of the rear anti-material regeneration of usefulness disclosed by the invention by utilizing the tap drain dead meal as the slag runner mould material, has realized the cycling and reutilization of tap drain waste material, reduced the production and construction cost of slag runner, the on-the-spot ability of simultaneous adaptation is strong, and antioxidant property is good, erosion-resisting characteristics is strong, and is safe.And be aided with tackiness agent and the toughener of wide material sources, draw materials conveniently, with low cost, when realizing improving cast slag runner quality, production cost and later maintenance cost have also effectively been reduced, also improve simultaneously the security in the steel manufacture process, reduced pollution, also reduced simultaneously the injury to producers' health.
The disclosed technique means of the present invention program is not limited only to the disclosed technique means of above-mentioned technique means, also comprises the technical scheme that is comprised of above technical characterictic arbitrary combination.
Claims (6)
1. slag runner mould material with rear anti-material regeneration is characterized in that: the slag runner mould material of the rear anti-material regeneration of described usefulness, and its component and mass percent are: granularity is with rear main channel material 50-65%; Corundum 15-20%; Tackiness agent 16-28%; Toughener: 2.2-4%; Surplus is other inevitable impurity.
2. the slag runner mould material of the rear anti-material regeneration of usefulness according to claim 1, it is characterized in that: described tackiness agent is ultra-fine alumina powder or silicon oxide ultrafine powder or aluminate cement or the two or more mixture of arbitrary proportion.
3. the slag runner mould material of the rear anti-material regeneration of usefulness according to claim 2, it is characterized in that: described tackiness agent consists of ultra-fine alumina powder 5-10%; Silicon oxide ultrafine powder 5-10%; Aluminous cement 6-8%.
4. the slag runner mould material of the rear anti-material regeneration of usefulness according to claim 1, it is characterized in that: described toughener is both mixtures of organic fibre or Stainless Steel Fibre or arbitrary proportion.
5. the slag runner mould material of the rear anti-material regeneration of usefulness according to claim 4, it is characterized in that: described organic fibre is for adopting the organic fibre of liming immersion treatment.
6. the slag runner mould material of the rear anti-material regeneration of usefulness according to claim 4, it is characterized in that: the component of described toughener is organic fibre 0.2-1.0%; Stainless Steel Fibre 2-3%.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100946635A CN103058673A (en) | 2012-03-31 | 2012-03-31 | Slag trough casting material regenerated by used refractory material |
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|---|---|---|---|
| CN2012100946635A CN103058673A (en) | 2012-03-31 | 2012-03-31 | Slag trough casting material regenerated by used refractory material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107344860A (en) * | 2017-07-18 | 2017-11-14 | 攀枝花市昌宁冶金材料有限责任公司 | Mould material and pouring procedure for hot-metal bottle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101096312A (en) * | 2006-06-30 | 2008-01-02 | 宝山钢铁股份有限公司 | Low-cost durable blast furnace main channel material |
| CN101898897A (en) * | 2010-08-22 | 2010-12-01 | 卿如民 | Quick-drying self-flow iron runner castable material and application method thereof |
-
2012
- 2012-03-31 CN CN2012100946635A patent/CN103058673A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101096312A (en) * | 2006-06-30 | 2008-01-02 | 宝山钢铁股份有限公司 | Low-cost durable blast furnace main channel material |
| CN101898897A (en) * | 2010-08-22 | 2010-12-01 | 卿如民 | Quick-drying self-flow iron runner castable material and application method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 孙志红等: "高炉出铁钩浇注料的再生利用", 《2011全国不定形耐火材料学术会议论文集》, 24 September 2011 (2011-09-24), pages 237 - 241 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107344860A (en) * | 2017-07-18 | 2017-11-14 | 攀枝花市昌宁冶金材料有限责任公司 | Mould material and pouring procedure for hot-metal bottle |
| CN107344860B (en) * | 2017-07-18 | 2021-03-23 | 攀枝花市昌宁冶金材料有限责任公司 | Pouring material and pouring method for hot-metal ladle |
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Application publication date: 20130424 |